On Thu, 8 Oct 2020 15:32:46 GMT, Anthony Scarpino <[email protected]> wrote:
>> src/java.base/share/classes/com/sun/crypto/provider/CipherCore.java line
>> 1253:
>>
>>> 1251: if (decrypting) {
>>> 1252: if (buffered > 0) {
>>> 1253: cipher.decrypt(buffer, 0, buffered, new byte[0], 0);
>>
>> This looks a bit strange? The output buffer is 0-length which would lead to
>> ShortBufferException when the buffered bytes is enough to produce some
>> output.
>
> This is right. decrypt() puts the data into GaloisCounterMode.ibuffer and
> never uses the output
Hmm, right, I forgot that GCM cipher has that internal buffering.
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PR: https://git.openjdk.java.net/jdk/pull/411
